100% Guarantee

Your fleet prospects can become fleet customers when they realize the cost savings that can be achieved with qualified commercial heavy-duty CITGO engine oils. We give you two testing and evaluation options to prove it:

Oil Drain Interval Optimization - guarantees up to triple time between oil changes.

The Guaranteed Efficiency Program is designed to allow fleets to try qualifying CITGO commercial engine oils - and supplemental efficiency products - to demonstrate cost savings at no risk. We are confident that we can improve the efficiency of your fleet. The bottom line is by switching to CITGO-recommended commercial products during a test period, fleets can save up to 3 percent in fuel economy or up to triple the time between oil changes as monitored by our proprietary in-house HD LubeAlert Oil Analysis Program. Guaranteed, or double the money back. Contact us for more information on the program details.